package com.draemon.haixiawenti.util;

/**
 * <p></p>
 *
 * @author  yangz
 * @date    2016/11/2
 * @version latest
 */
public class StringUtil {

    public static String lowerObjectString(Object obj){
        if(obj == null){
            return null;
        }else{
            return obj.toString().toLowerCase();
        }

    }
}
